4.1 Conversions with Lengths, Weight (Mass), and Volume

A conversion factor is a fraction or ratio involving two equivalent quantities that are expressed in different units. For example, if you wish to convert inches to centimeters, you will need to use a conversion factor to perform the calculation. Recall that . 2.54 cm = 1 in.. This gives us the conversion factor . 2.54 cm 1 in. ................
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